Commit 57c6bcc6 authored Dec 28, 2015 by Viresh Kumar Committed by Greg Kroah-Hartman Dec 30, 2015

greybus: interface: Receive serial-number on hotplug event



Two exactly same modules can be uniquely identified using module's
serial-number. This patch updates the interface hotplug event to also
receive the serial-number of the module.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

parent 63d742b6

drivers/staging/greybus/Documentation/sysfs-bus-greybus

+8 −0

Original line number	Diff line number	Diff line
		@@ -37,6 +37,14 @@ Contact: Greg Kroah-Hartman <greg@kroah.com>
		Description:
		The ID of a Greybus interface.

		What: /sys/bus/greybus/device/N-I/serial_number
		Date: October 2015
		KernelVersion: 4.XX
		Contact: Greg Kroah-Hartman <greg@kroah.com>
		Description:
		Serial Number of the Greybus interface, represented by a 64 bit
		hexadecimal number.

		What: /sys/bus/greybus/device/N-I/product_id
		Date: October 2015
		KernelVersion: 4.XX

drivers/staging/greybus/Documentation/sysfs/greybus1/1-2/serial_number

0 → 100644

+0 −0

Empty file added.

drivers/staging/greybus/Documentation/sysfs/greybus1/1-4/serial_number

0 → 100644

+0 −0

Empty file added.

drivers/staging/greybus/Documentation/sysfs/greybus2/2-3/serial_number

0 → 100644

+0 −0

Empty file added.

drivers/staging/greybus/greybus_protocols.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -757,6 +757,7 @@ struct gb_svc_intf_hotplug_request {
		__le32 ddbl1_prod_id;
		__le32 ara_vend_id;
		__le32 ara_prod_id;
		__le64 serial_number;
		} data;
		} __packed;
		/* hotplug response has no payload */